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Footballguys fantasy football takes on Sione Vaki
Every source-backed article insight STACKED has extracted from Footballguys about Sione Vaki.
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All Footballguys insights about Sione Vaki
PositiveSleeperSep 8, 2026
Vaki is listed as the RB2 behind Jahmyr Gibbs on unofficial depth charts and was held out of the third preseason game because the coaching staff felt he had already shown enough to earn a roster spot—not due to injury. With Isiah Pacheco (the intended backup) placed on injured reserve for a back injury and expected to miss at least the first four games, Vaki has an immediate path to playing time on a high-powered Lions offense. He remains widely available on the waiver wire at 10% rostered in Sleeper dynasty leagues. Head coach Dan Campbell prefers players familiar with his system, and Vaki is entering his third season with the team, giving him an edge over second-year Jacob Saylors in the backup competition. The source recommends considering Vaki as a cheap insurance policy with potential fantasy relevance.NegativeRoleAug 10, 2026
Vaki split first-team reps with Pacheco during Gibbs's absence. Some of Vaki's best moments came in pass protection, but he was poked in the eye and broke his nose, costing him practice time.PositiveSleeperJul 30, 2026
Vaki is an intriguing blend of size and athleticism for the RB3 role in Detroit should Pacheco falter, positioning him as a potential breakout option if the presumptive RB2 struggles.PositiveSleeperJul 30, 2026
Vaki is an intriguing blend of size and athleticism for the RB3 role in Detroit, positioned to benefit should Isiah Pacheco falter.